ASUS · Routers
CVE-2021-32030
ASUS Routers Improper Authentication Vulnerability
CISA KEV record
- CISA date added
- 2025-06-02
- CISA due date
- 2025-06-23
- Known ransomware use
- Unknown
NVD risk context
9.8 CRITICAL
CVSS is a technical severity score. CISA’s KEV status remains the evidence that this vulnerability is known to be exploited.
Description
ASUS Lyra Mini and ASUS GT-AC2900 devices contain an improper authentication vulnerability that allows an attacker to gain unauthorized access to the administrative interface. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
NVD reference index
Vendor and remediation references
NVD has not tagged a reference for this KEV as a patch, mitigation, release note, or vendor advisory.
Other NVD references (5)
- https://github.com/atredispartners/advisories/blob/master/ATREDIS-2020-0010.md ↗
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/ASUS-Gaming-Routers/RT-AC2900/HelpDesk_BIOS/ ↗
- https://www.asus.com/us/supportonly/lyra%20mini/helpdesk_bios/ ↗
- https://www.atredis.com/blog/2021/4/30/asus-authentication-bypass ↗
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-32030 ↗
MITRE CWE context
CWE classification
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
View official MITRE CWE details ↗NVD record timing
NVD record timeline
These dates describe NVD’s record, not CISA’s KEV addition or remediation due date.
- NVD published
- May 06, 2021, 03:15 PM UTC When NVD first published this CVE record.
- NVD last updated
- Jun 17, 2026, 03:52 AM UTC When NVD last changed its analysis or record data.
Advanced: view the technical CVSS vector
This standardized code is intended for security tools and technical analysts. The plain-language risk summary above explains its main points.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA notes
https://www.asus.com/us/supportonly/lyra%20mini/helpdesk_bios/ ; https://www.asus.com/us/supportonly/rog%20rapture%20gt-ac2900/helpdesk_bios/; https://nvd.nist.gov/vuln/detail/CVE-2021-32030